Re: [v2 PATCH 5/9] mm: vmscan: demote anon DRAM pages to PMEM node

Dave Hansen
2019-04-15T22:14:50Z

On 4/15/19 3:10 PM, Yang Shi wrote:
>> Also, I don't see anything in the code tying this to strictly demote
>> from DRAM to PMEM.  Is that the end effect, or is it really implemented
>> that way and I missed it?
>
> No, not restrict to PMEM. It just tries to demote from "preferred node"
> (or called compute node) to a memory-only node. In the hardware with
> PMEM, PMEM would be the memory-only node.

If that's the case, your patch subject is pretty criminal. :)